Shelf



FIG. 1 is a perspective view of a shelf in accordance with the present invention;

FIG. 2 is an enlarged fragmentary perspective view of the left-most corner shown in FIG. 1;

FIG. 3 is an enlarged fragmentary perspective view of the right-most corner shown in FIG. 1;

FIG. 4 is a front elevational view shown broken away for convenience of illustration, the rear being a mirror image thereof;

FIG. 5 is a right side elevational view shown broken away for convenience of illustration, the left side being a mirror image thereof; and,

FIG. 6 is a top plan view thereof.

The support standards at each corner are shown broken away at the top and bottom to indicate indeterminate length. 

The ornamental design for a shelf, as shown and described. 